Hypertension

mhairi.mair
Mind Map by mhairi.mair, updated more than 1 year ago
mhairi.mair
Created by mhairi.mair over 6 years ago
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Description

Compromised Health (Week 2 Hypertensive Disorders) Mind Map on Hypertension, created by mhairi.mair on 12/16/2013.

Resource summary

Hypertension
1 Primary Hypertension
1.1 no known cause
1.2 ? genetic
1.3 present before 20/40
1.4 generalised arterial spasm
1.5 incr. peripheral resistance
2 Secondary Hypertension
2.1 as a result of underlying illness
2.2 renal disease
2.3 adrenal compromise
2.4 overactive pituitary
2.5 present before 20/40
3 Gestational Hypertension
3.1 BP increases after 20/40
3.2 >140 / >90
3.3 increase of >25mmHg above baseline
4 Pre eclampsia
4.1 Gestational hypertension with proteinuria
4.2 maladaptation of maternal circulatory system in response to the trophoblast
4.3 spiral arterioles are too narrow and are still able to constrict
4.4 BP increases and less blood gets to placenta
4.5 placental ischaemia causes release of toxins into blood which damage vessel endothelium
4.6 coagulation cascade activated to heal damaged vessels = vasoconstriction = incr BP
5 Eclampsia
5.1 occurrence of one or more seizures
6 Normotensive
6.1 increased CO
6.2 vasodilation under progesterone
6.3 trophoblast gouges out muscular layer of endometrial spiral arterioles
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